Finding the Fourth Proportional to 431,101.46, 594,920.18 and 249,918.42
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Solution
The fourth proportional to 431,101.46, 594,920.18 and 249,918.42 is: 344,887.51
Step by Step Solution
- Step 1: Write the proportion equation
431,101.46 : 594,920.18 = 249,918.42 : x - Step 2: Convert to fraction form
431,101.46/594,920.18 = 249,918.42/x - Step 3: Cross multiply
431,101.46x = 594,920.18 × 249,918.42 - Step 4: Simplify right side
431,101.46x = 148,681,511,411.72 - Step 5: Solve for x
x = 148,681,511,411.72/431,101.46 - Step 6: Final answer
x = 344,887.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.